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Ottawa County, Oklahoma

Ottawa County profile, demographic data, and geographic information.

Ottawa County is a county located in Oklahoma, United States of America. As of official census estimates, it has a reported population of 30,438. The land area covers 470.82 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

County Of Ottawa County
Official Title: County Clerk
Address: 102 E CENTRAL AVE STE 103, MIAMI OK 74354-7009

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 30,438 — 2025 / Census
Median Age 37.2 yrs ±0.3 2020-2024 / Census ACS 5-Year 2024
Total Households 11,921 ±157 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 13,701 ±124
Occupied Housing Units 11,921 ±157
Vacant Housing Units 1,780 ±97
Median Home Value $123,300 ±$4,501
Median Gross Rent $788 ±$17
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $49,947 ±$1,557
Per Capita Income $25,611 ±$729
Poverty Rate 20.9% ±1.1%
Population Below Poverty Level 6,095 ±316
Unemployment Rate 3% ±0.6%
Civilian Labor Force, Employed 12,356 ±245
Broadband Internet Rate 82.6% ±1.7%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at ANDERSON 3W, MO US, located 22.0 miles from Ottawa County. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 45.7° 23.5° 34.6° 2.53" —
February 50.6° 27.0° 38.8° 2.42" —
March 59.6° 35.4° 47.5° 3.97" —
April 68.6° 44.1° 56.3° 5.23" —
May 75.1° 54.5° 64.8° 6.93" —
June 84.0° 63.6° 73.8° 5.04" —
July 89.3° 68.0° 78.7° 4.33" —
August 89.4° 66.4° 77.9° 3.48" —
September 82.0° 58.5° 70.2° 4.31" —
October 70.6° 46.6° 58.6° 3.93" —
November 59.3° 35.5° 47.4° 4.02" —
December 48.7° 27.2° 37.9° 3.00" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 40115. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.